/Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionSphericalParticleOpacity.h
class UMaterialExpressionSphericalParticleOpacity : public [UMaterialExpression](API\Runtime\Engine\Materials\UMaterialExpression)
float
ConstantDensity
Constant density of the particle sphere. Will be overridden if Density is connected.
FExpressionInpu...
Density
Density of the particle sphere.